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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

Radius Box size

  
J/A+A/569/A125
  Spiral structure of the Milky Way (Hou+, 2014)
Post annotation
img(gal)
1.J/A+A/569/A125/tablea1(c)HII regions as tracers of spiral arms (4551 rows)
2.J/A+A/569/A125/tablea2(c)Giant molecular clouds (1348 rows)
3.J/A+A/569/A125/tablea3(c)6.7-GHz methanol masers (948 rows)
4.J/A+A/569/A125/refsReferences (147 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)Seq   [1/2537] Number of Galactic HII region (meta.id;obs.field)
  (1)N  (n)Number of results for this HII region (meta.number)
  (1+2+3)GLON deg Galactic longitude of HII region (pos.galactic.lon)
  (1+2+3)GLAT deg Galactic latitude HII region (pos.galactic.lat)
   (ALL)Ref (char) Reference for GLON and GLAT (meta.ref;pos.frame)
  (1+2)VLSR km/s (n) [-216/251] LSR radial velocity (spect.dopplerVeloc;pos.lsr)
  (1)e_VLSR km/s (n) Uncertainty in VLSR (stat.error;phys.veloc;pos.lsr)
  (1)r_VLSR (char) Reference for VLSR and Te (meta.ref;phys.veloc;pos.frame)
  (1)Te K (n) [2200/19000] LTE Electron Temperature (phys.temperature.electron;phys.electron)
  (1)Tel (char) Abbreviations for telescopes (Note 5)   (meta.note)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Line (char) Observed line(s) toward the HII region (meta.id;spect.line)
  (1)S Jy (n) Radio continuum flux density (phot.flux.density;em.radio)
  (1)n_S GHz (n) [0.4/15] Continuum frequency (em.freq)
  (1)r_S (char) Reference for continuum data (meta.ref;pos.frame)
  (1)u_S (char) [?] Uncertainty flag flux and reference (meta.code.error)
  (1+2+3)Dist kpc (n) [0.1/12] Photometric or trigonometric distance (pos.distance;pos.heliocentric)
  (1+2+3)e_Dist kpc (n) Uncertainty in Dist (stat.error)
   (1+2+3)r_Dist (char) Reference for Dist (meta.ref;pos.frame)
  (1)u_Dist (char) [?] Uncertainty flag on distance and reference (meta.code.error)
  (1+2+3)n_Dist (char) KDA resolution (Note G1)   (meta.note)
  (1)Note (char) Reference(s) and notes (meta.note)
  (1+2+3)R8.5 kpc (n) [0.2/38] Distance to the GC (Note G2)   (pos.distance)
  (1+2+3)D8.5 kpc (n) [0.1/47] Distance to the Sun (Note G2)   (pos.distance;pos.heliocentric)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)U8.5 pc/cm2 (n) [0.7/459] Excitation parameter (Note G2)   (phys.excitParam)
  (1+2+3)R8.3 kpc (n) [0.2/34] Distance to the GC (Note G3)   (pos.distance)
  (1+2+3)D8.3 kpc (n) [0.01/43] Distance to the Sun (Note G3)   (pos.distance;pos.heliocentric)
  (1)U8.3 pc/cm2 (n) [0.7/422] Excitation parameter (Note G3)   (phys.excitParam)
  (1+2+3)Rbb93 kpc (n) [0.4/38] Distance to the GC (Note G4)   (pos.distance)
  (1+2+3)Dbb93 kpc (n) [0.08/46] Distance to the Sun (Note G4)   (pos.distance;pos.heliocentric)
  (1)Ubb93 pc/cm2 (n) [0.7/469] Excitation parameter (Note G4)   (phys.excitParam)
  (1+2+3)_RA.icrs deg (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  (1+2+3)_DE.icrs deg (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  (2)LCO kK.km/s/pc2(n) Luminosity of CO emission line (phys.luminosity)
  (2)Dsun kpc [0.4/22] Distance to the Sun (pos.distance;pos.heliocentric)
  (2)MGMC 10+5Msun Mass of the GMC (phys.mass)
  (2)dLon deg (n) Cloud size in GLON direction (phys.angSize)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)dLat deg (n) Cloud size in GLAT direction (phys.angSize)
  (2)M8.5 10+5Msun (n) [0.02/263] Mass of the GMC (Note G2)   (phys.mass)
  (2)M8.3 10+5Msun (n) [0/262] Mass of the GMC (Note G3)   (phys.mass)
  (2)Mbb93 10+5Msun (n) [0/263] Mass of the GMC (G) (phys.mass)
  (3)VLSRm km/s (n) [-129/154] Median velocity of the maser lines (spect.dopplerVeloc)
  (3)VLSRp km/s (n) [-132/157] Peak velocity of the maser lines (spect.dopplerVeloc)
  (3)r_V (char) Reference for GLON, GLAT and VLSR (meta.ref)
  (4)Bibcode (char) Bibcode (meta.bib.bibcode)
  (4)Aut (char) Author's name (meta.bib.author)
  (4)Com (char) Comments (meta.note)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
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